Karin is a distinctive girls' name in United States, ranking #2857 in 2003 with 54 recorded births. The name reached its all-time peak in 1997 with 90 births ranking #1726. Since 1996, the popularity has decreased by 37.2%. In 2003, approximately 1 in every 33,834 girls born was named Karin. FALLING Recent data shows the name is currently falling.